{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "Although most patients were receiving several drugs , Mellaril ( thioridazine ) appeared to be responsible for five cases of ventricular tachycardia , one of which was fatal in a 35 year old woman ."}
{"Disease": ["ventricular tachycardia"], "Chemical": ["Mellaril", "thioridazine"]}